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; In the above image's case, the resulting vector is X:15 Y:-20. At this point we actually already know the direction, as it is included in the information of how to get from B to A. Then if we need … to know just the direction, we get that by normalizing the vector we have: var direction = normalize(BtoA); Normalizing a vector does this to it: vec2 normalize(vec2 v) { return v / sqrt(v.x …
answered Jan 1 '17 by Lasse